Home / 152,062.08-209,830.87-84,069.74

Finding the Fourth Proportional to 152,062.08, 209,830.87 and 84,069.74

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Solution

The fourth proportional to 152,062.08, 209,830.87 and 84,069.74 is: 116,008.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,062.08 : 209,830.87 = 84,069.74 : x
  2. Step 2: Convert to fraction form
    152,062.08/209,830.87 = 84,069.74/x
  3. Step 3: Cross multiply
    152,062.08x = 209,830.87 × 84,069.74
  4. Step 4: Simplify right side
    152,062.08x = 17,640,427,196.64
  5. Step 5: Solve for x
    x = 17,640,427,196.64/152,062.08
  6. Step 6: Final answer
    x = 116,008.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.